exam Maths Puzzle Numerical Ability

Solve for x if /3 x/ =11
/-5 2x/

Which is the answer?

a. -1

b. 1

c. 0

Read Solution (Total 0)

exam Other Question

The trench for a sewer pipe is to be in the shape of a rectangular solid measuring 165 ft. long, 10 inches deep along both sides, and 15 inches wide at the top and the bottom. how I don't know how to solve this system. I know I should get 3 answers.
x+3y-z=-1
3x+2y+z=4
2x+5y+3z=-1